Home / 1,330,603.10-1,995,904.65-384,004.70

Finding the Fourth Proportional to 1,330,603.10, 1,995,904.65 and 384,004.70

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Solution

The fourth proportional to 1,330,603.10, 1,995,904.65 and 384,004.70 is: 576,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,603.10 : 1,995,904.65 = 384,004.70 : x
  2. Step 2: Convert to fraction form
    1,330,603.10/1,995,904.65 = 384,004.70/x
  3. Step 3: Cross multiply
    1,330,603.10x = 1,995,904.65 × 384,004.70
  4. Step 4: Simplify right side
    1,330,603.10x = 766,436,766,351.86
  5. Step 5: Solve for x
    x = 766,436,766,351.86/1,330,603.10
  6. Step 6: Final answer
    x = 576,007.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.